Erich Hoover : hhctrl.ocx: Find node attributes in a case-insensitive way.
Alexandre Julliard
julliard at winehq.org
Tue Jan 26 11:21:08 CST 2010
Module: wine
Branch: master
Commit: 39f485ac18cf9eaccc80d991242f4212b71c68f0
URL: http://source.winehq.org/git/wine.git/?a=commit;h=39f485ac18cf9eaccc80d991242f4212b71c68f0
Author: Erich Hoover <ehoover at mines.edu>
Date: Mon Jan 25 09:06:02 2010 -0700
hhctrl.ocx: Find node attributes in a case-insensitive way.
---
dlls/hhctrl.ocx/content.c | 46 +++++++++++++++++++++++++++++++++++---------
1 files changed, 36 insertions(+), 10 deletions(-)
diff --git a/dlls/hhctrl.ocx/content.c b/dlls/hhctrl.ocx/content.c
index 4fc0176..39be04b 100644
--- a/dlls/hhctrl.ocx/content.c
+++ b/dlls/hhctrl.ocx/content.c
@@ -151,31 +151,57 @@ static BOOL next_node(stream_t *stream, strbuf_t *buf)
return TRUE;
}
+/*
+ * Find the value of a named HTML attribute.
+ *
+ * Note: Attribute names are case insensitive, so it is necessary to
+ * put both the node text and the attribute name in the same case
+ * before attempting a string search.
+ */
static const char *get_attr(const char *node, const char *name, int *len)
{
const char *ptr, *ptr2;
+ int name_len, node_len;
char name_buf[32];
- int nlen;
+ char *node_buf;
+ int i;
- nlen = strlen(name);
- memcpy(name_buf, name, nlen);
- name_buf[nlen++] = '=';
- name_buf[nlen++] = '\"';
- name_buf[nlen] = 0;
-
- ptr = strstr(node, name_buf);
+ /* Create a lower case copy of the node */
+ node_len = strlen(node)+1;
+ node_buf = heap_alloc(node_len*sizeof(char));
+ if(!node_buf)
+ return NULL;
+ memcpy(node_buf, node, node_len);
+ for(i=0;i<node_len;i++)
+ node_buf[i] = tolower(node_buf[i]);
+ /* Create a lower case copy of the attribute name (search string) */
+ name_len = strlen(name);
+ memcpy(name_buf, name, name_len);
+ for(i=0;i<name_len;i++)
+ name_buf[i] = tolower(name_buf[i]);
+ name_buf[name_len++] = '=';
+ name_buf[name_len++] = '\"';
+ name_buf[name_len] = 0;
+
+ ptr = strstr(node_buf, name_buf);
if(!ptr) {
WARN("name not found\n");
+ heap_free(name_buf);
return NULL;
}
- ptr += nlen;
+ ptr += name_len;
ptr2 = strchr(ptr, '\"');
if(!ptr2)
+ {
+ heap_free(name_buf);
return NULL;
+ }
*len = ptr2-ptr;
- return ptr;
+ heap_free(name_buf);
+ /* Return the pointer offset within the original string */
+ return node+(ptr-node_buf);
}
static void parse_obj_node_param(ContentItem *item, ContentItem *hhc_root, const char *text)
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